Most people’s to-do lists are, almost by def­i­n­i­tion, pret­ty dull, filled with those quo­tid­i­an lit­tle tasks that tend to slip out of our minds. Pick up the laun­dry. Get that thing for the kid. Buy milk, canned yams and kumquats at the local mar­ket. Leonar­do Da Vin­ci was, how­ev­er, no ordi­nary per­son. And his to-do … Con­tin­ue read­ing Leonar­do Da Vinci’s To Do List (Cir­ca 1490) Is Much Cool­er Than Yours